code: def simplify_name(name):
      """Simplifies the predictor names to make them shorter.
  
  
      Parameters
      ----------
      name : `str`
          The predictor name. Should be a simple term with no interaction.
  
      Returns
      -------
      simplified_name : `str`
          The simplified name.
      """
      name = simplify_event(name)
      name = simplify_time_features(name)
      name = simplify_changepoints(name)
      return name
  
file_path: greykite/greykite/algo/common/col_name_utils.py
imports: import re
  from greykite.common import constants
label_desc: Use image node_id 4 for calling a global function with example usage: simplify_name(name) and returns: name